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<html lang="en">
<head>
	<meta charset="UTF-8">
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	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Document</title>
</head>
<body>
	<script>
		class Person{
			name='12'
			#name="123"
		}
		let p=new Person()
		console.log(p.name);
		console.log(p.#name);
	</script>
</body>
</html>